Home / 14,448.82-19,937.37-8,074.63

Finding the Fourth Proportional to 14,448.82, 19,937.37 and 8,074.63

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Solution

The fourth proportional to 14,448.82, 19,937.37 and 8,074.63 is: 11,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448.82 : 19,937.37 = 8,074.63 : x
  2. Step 2: Convert to fraction form
    14,448.82/19,937.37 = 8,074.63/x
  3. Step 3: Cross multiply
    14,448.82x = 19,937.37 × 8,074.63
  4. Step 4: Simplify right side
    14,448.82x = 160,986,885.92
  5. Step 5: Solve for x
    x = 160,986,885.92/14,448.82
  6. Step 6: Final answer
    x = 11,141.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.